Search for cities, countries, lakes and rivers
Sea Temperature in San Diego in October
Complete information on the sea temperature range in the Pacific Ocean in San Diego in October. Historical daily data. Climate details for October. Tips on swimming conditions and beach relaxation in San Diego. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in San Diego in October
16°C
MINIMUN
19°C
AVERAGE
22°C
MAXIMUM
Historical Data of Water Temperature in October in San Diego
Water Temperature Chart for Pacific Ocean in San Diego in October
Sea Temperature Table in San Diego in October Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Oct 1 | 20°C | 20°C | 18°C | 19.0°C |
| Oct 2 | 19°C | 21°C | 19°C | 19.0°C |
| Oct 3 | 19°C | 21°C | 20°C | 19.5°C |
| Oct 4 | 20°C | 21°C | 16°C | 18.5°C |
| Oct 5 | 20°C | 22°C | 20°C | 20.0°C |
| Oct 6 | 20°C | 21°C | 20°C | 19.8°C |
| Oct 7 | 20°C | 21°C | 20°C | 19.8°C |
| Oct 8 | 20°C | 21°C | 20°C | 19.8°C |
| Oct 9 | 20°C | 21°C | 20°C | 19.8°C |
| Oct 10 | 20°C | 22°C | 20°C | 19.8°C |
| Oct 11 | 20°C | 21°C | 20°C | 19.8°C |
| Oct 12 | 19°C | 21°C | 20°C | 19.5°C |
| Oct 13 | 18°C | 21°C | 20°C | 19.0°C |
| Oct 14 | 18°C | 21°C | 20°C | 19.3°C |
| Oct 15 | 18°C | 21°C | 20°C | 19.0°C |
| Oct 16 | 19°C | 21°C | 20°C | 19.3°C |
| Oct 17 | 19°C | 21°C | 16°C | 18.3°C |
| Oct 18 | 19°C | 21°C | 17°C | 18.5°C |
| Oct 19 | 19°C | 21°C | 20°C | 19.3°C |
| Oct 20 | 19°C | 22°C | 20°C | 19.5°C |
| Oct 21 | 19°C | 21°C | 20°C | 19.3°C |
| Oct 22 | 18°C | 21°C | 20°C | 19.3°C |
| Oct 23 | 18°C | 20°C | 20°C | 19.0°C |
| Oct 24 | 19°C | 20°C | 20°C | 19.3°C |
| Oct 25 | 18°C | 20°C | 20°C | 18.8°C |
| Oct 26 | 19°C | 20°C | 20°C | 19.3°C |
| Oct 27 | 18°C | 19°C | 20°C | 18.8°C |
| Oct 28 | 18°C | 19°C | 20°C | 18.8°C |
| Oct 29 | 19°C | 19°C | 20°C | 19.0°C |
| Oct 30 | 18°C | 19°C | 19°C | 18.5°C |
San Diego Climate and Swimming Opportunities in October
24°C
Average Day Air Temperature
15°C
Average Night Air Temperature
11 mm
Precipitation Amount per Month
2 days
Number of Rainy Days
11 hrs
Daylight
per Day
8 hrs
Sunshine
per Day
10 km/h
Average Wind Speed
70%
Average
humidity
San Diego lies within the California in United States. The average daytime temperature in San Diego in October is 76°F (24°C), while the nighttime average is 59°F (15°C). There are typically two rainy days during the month, with a total precipitation of 0.4 inches (11 mm). The daylight duration in October in San Diego is 11 hours, with an average of 8 hours of sunshine per day. The average wind speed in October is 6 mph (10 km/h), and the humidity level is around 70%.
The water temperature in San Diego in October ranges from 64°F to 68°F (18°C to 20°C). At the beginning of the month, the average temperature is around 66°F (19°C), shifting to 66°F (19°C) by mid-October and reaching 66°F (19°C) in the last ten days. Overall, the average sea temperature in San Diego for October is 66°F (19°C). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.
Sea Temperature in October in Nearby Cities
Frequently Asked Questions About Water Temperatures in October in San Diego
What is the sea temperature in San Diego in October?
The water temperature in the Pacific Ocean in San Diego in October ranges from 64°F to 68°F (18°C to 20°C).
Is it possible to swim in the Pacific Ocean in San Diego in October?
The average sea temperature in San Diego in October is 66°F (19°C), and the air temperature is 76°F (24°C), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.